World food problem
Cochrane, Willard W
World food problem a guardedly optimistic view - New York Thomas Y crowell company, inc. 1969 - xv,331p.; 22cm. - Crowell economic series .
Agricultural productivity
Economic development
food blances
food productivity
food supply
Population growth and agriculture production
World food problem a guardedly optimistic view - New York Thomas Y crowell company, inc. 1969 - xv,331p.; 22cm. - Crowell economic series .
Agricultural productivity
Economic development
food blances
food productivity
food supply
Population growth and agriculture production